Home / 28,076,490.34-42,110,803.61-9,632,129.23

Finding the Fourth Proportional to 28,076,490.34, 42,110,803.61 and 9,632,129.23

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Solution

The fourth proportional to 28,076,490.34, 42,110,803.61 and 9,632,129.23 is: 14,446,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,076,490.34 : 42,110,803.61 = 9,632,129.23 : x
  2. Step 2: Convert to fraction form
    28,076,490.34/42,110,803.61 = 9,632,129.23/x
  3. Step 3: Cross multiply
    28,076,490.34x = 42,110,803.61 × 9,632,129.23
  4. Step 4: Simplify right side
    28,076,490.34x = 405,616,702,208,576.38
  5. Step 5: Solve for x
    x = 405,616,702,208,576.38/28,076,490.34
  6. Step 6: Final answer
    x = 14,446,844.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.